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1. |
Determine the most specific set of numbers to which -8.3 belongs. |
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A. |
whole numbers |
B. |
real numbers |
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C. |
rational numbers |
D. |
integers |
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Hint |
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2. |
Solve the equation r2 = 38 to the nearest tenth. Is the answer rational or irrational? |
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A. |
neither of these |
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B. |
 or  ; rational |
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C. |
or ; irrational |
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D. |
both of these |
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Hint |
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3. |
Name the sets of numbers to which  belongs. |
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A. |
rational, real |
B. |
integer, rational, real |
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C. |
integer, irrational, rational |
D. |
irrational, real |
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Hint |
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4. |
Order  and 2.75 from least to greatest. |
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A. |
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B. |
 |
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C. |
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D. |
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Hint |
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5. |
Solve a2 = 78. Round your answer to the nearest tenth. |
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A. |
a = 6.9, -6.9 |
B. |
a = 8.2, -8.2 |
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C. |
a = 8.8, -8.8 |
D. |
a = 9.4, -9.4 |
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Hint |
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